Usually a combination of the following tactics works the best: promotions, advertising, public relations, personal selling, and printed materials such as brochures, catalogs, flyers, etc. In five years?
Who is your target audience? Is there packaging? However, it's a mistake to think that only cash-starved startups need business plans.
What is a business plan? For a regular plan, as long as you address all the key points, there can be room for some creativity. How will they know you care? But anybody beginning or extending a venture that will consume significant resources of money, energy or time, and that is expected to return a profit, should take the time to draft some kind of plan.
Once you have made a list of your prospects, you need to prioritize the contacts, selecting the leads with the highest potential to buy first. See also: The 10 essential elements every sales proposal must have Why is a business plan necessary?